/*
 * Copyright 2015-present Open Networking Foundation
 * Copyright © 2020 camunda services GmbH (info@camunda.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.atomix.utils.concurrent;

/**
 * Scheduled task.
 *
 * @author <a href="http://github.com/kuujo">Jordan Halterman</a>
 */
public interface Scheduled {

  /** Cancels the scheduled task. */
  void cancel();

  /**
   * Returns whether this scheduled entity was already completed or not, regardless of if it was
   * cancelled or successfully executed.
   *
   * @return true if already completed, false otherwise
   */
  boolean isDone();
}
